53340431505 has 16 divisors (see below), whose sum is σ = 85347642624. Its totient is φ = 28447246080.

The previous prime is 53340431399. The next prime is 53340431519. The reversal of 53340431505 is 50513404335.

It is not a de Polignac number, because 53340431505 - 2⁹ = 53340430993 is a prime.

It is a super-3 number, since 3×53340431505³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658425 + ... + 734985.

It is an arithmetic number, because the mean of its divisors is an integer number (5334227664).

Almost surely, 2^53340431505 is an apocalyptic number.

It is an amenable number.

53340431505 is a deficient number, since it is larger than the sum of its proper divisors (32007211119).

53340431505 is a wasteful number, since it uses less digits than its factorization.

53340431505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123016.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 53340431505 in words is "fifty-three billion, three hundred forty million, four hundred thirty-one thousand, five hundred five".